We like to advise our customers to re-assess the need to put a digital lock on the metal gate (when you have one already on the main door). In the context of Singapore where security cameras are ubiquitious in both private and public housing and that one cannot lock-pick a digital lock, putting an additional digital lock on the gate may be unnecessary.

That said, if you still like the notion of having two locks for extra security or if you like to leave the door open for the wind to come through, then read on...